Popular Hand Book for Cement and Concrete Users: A Comprehensive and Popular Treatise on the Principles Involved and Methods Employed in the Design and Construction of Modern Concrete Work ...Norman W. Henley Publishing Company, 1911 - 430 стор. |
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Сторінка vi
... Pressure of Concrete on Forms . - Dressing and Lubrica- tion of Forms . - Design of Forms . - Removing Forms . - Cost of Forms PAGE 47-63 64-77 CHAPTER IX THE ARCHITECTURAL AND ARTISTIC POSSIBILITIES OF CONCRETE A New Style of ...
... Pressure of Concrete on Forms . - Dressing and Lubrica- tion of Forms . - Design of Forms . - Removing Forms . - Cost of Forms PAGE 47-63 64-77 CHAPTER IX THE ARCHITECTURAL AND ARTISTIC POSSIBILITIES OF CONCRETE A New Style of ...
Сторінка 14
... pressure ; ' the water granulates the slag and also combines with the elements contained therein , causing evolution of sulphuretted hydrogen and the forma- tion of lime . The slag is dried and then ground , first in a Griffin mill and ...
... pressure ; ' the water granulates the slag and also combines with the elements contained therein , causing evolution of sulphuretted hydrogen and the forma- tion of lime . The slag is dried and then ground , first in a Griffin mill and ...
Сторінка 21
... pressure of a needle inch in diameter weighted with 1/4 pound it is said to have had its initial set . This is usually within 1/2 т FIG . 4. - Pats Showing Cracks of Complete Disintegration which Begin by the Radial Cracks Shown in Fig ...
... pressure of a needle inch in diameter weighted with 1/4 pound it is said to have had its initial set . This is usually within 1/2 т FIG . 4. - Pats Showing Cracks of Complete Disintegration which Begin by the Radial Cracks Shown in Fig ...
Сторінка 22
... pressure of thumb nail . If it hardens or heats in less than 20 minutes the cement should be rejected , as it will set before the concrete is put into place . A cement which will not set in 10 hours will cause difficulty in placing the ...
... pressure of thumb nail . If it hardens or heats in less than 20 minutes the cement should be rejected , as it will set before the concrete is put into place . A cement which will not set in 10 hours will cause difficulty in placing the ...
Сторінка 35
... uniformly with the increase in pressure . 13. Rate of flow increases as thickness of concrete decreases , but in a much larger inverse ratio . CHAPTER V SAND , BROKEN STONE , AND GRAVEL FOR [ 35 ] Concrete and Its Properties.
... uniformly with the increase in pressure . 13. Rate of flow increases as thickness of concrete decreases , but in a much larger inverse ratio . CHAPTER V SAND , BROKEN STONE , AND GRAVEL FOR [ 35 ] Concrete and Its Properties.
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50 cents abutment acid aggregate applied arch asphalt barrel bars bending bottom brick bridge broken stone building carrying cent centre chapter coat color columns compression compressive stress concrete blocks consists construction cost cracks crete cubic cubic foot depth diameter employed engineer face feet filled finish floor forms formula foundation girders gravel grout gypsum hardening horizontal hydraulic lime inches lath lime load machine manufacture masonry material metal method mixer mixing mixture mortar mould O'CONOR SLOANE obtained ornamental pile pipe placed plaster plaster of Paris Portland cement posts practical pressure Price proportions reinforced concrete reinforced-concrete removed resistance retaining walls rods Rule sand sewer shear slab slaked lime space span steel stirrups strength stress structure stucco surface tamped tanks tensile stresses tension tests tile trowel tunnel vertical waterproofing weight wire wooden
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Сторінка 25 - Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours.